My grandma Dora's Rose Syrup

Directions

1. Boil water;
2. Put the roses and citric acid in a suitable container and fill it up with boiling water;
3. Leave them like this for 24 hours. Stir occasionally;
4. Strain the rose water and add sugar to it until it dissolves;
5. Boil the syrup lightly, pour it into dry heated containers and seal immediately;
6. Store in cool and dry place;
7. Consume rose syrup diluted in still or gassed water in 1:7 to 1:10 ratio